| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 886.61 | USD | 20250923 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.81 | USD | 20250923 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 907.72 | USD | 20250923 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 928.19 | USD | 20250922 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.68 | USD | 20250922 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1026.64 | USD | 20250922 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1012.57 | USD | 20250922 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.68 | USD | 20250922 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 886.0 | USD | 20250922 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 907.1 | USD | 20250922 |